ROS beginner tutorials:Writing Simple Service and Client (C++) - need...
I'm following the **ROS beginner tutorials** and currently doing **14.Writing Simple Service and Client (C++)** (http://www.ros.org/wiki/ROS/Tutorials/WritingServiceClient%28c%2B%2B%29) In **Section...
View ArticleChange path of rosrun. Couldn't find executables?
I am following tutorials of ROS at the ROS wiki //www.ros.org/wiki/ROS/Tutorials/ExaminingPublisherSubscriber. When I try to run `rosrun beginner_tutorials talker`. It tells me that: [rosrun] Couldn't...
View Articlerospack depends error.
Hi, I have just installed ros goovy wihout errors. Now I follow the beginner tutorial and at tutorial "CreatingPackage" with catkin I have this error: >rospack depens1 beginner_tutorial>[rospack]...
View ArticleError with catkin_make when building package beginner_tutorials
Hi, I have installed a ROS groovy from source on Ubuntu 12.04 and working on the basic tutorial to get familiarised with ROS. As part of creating a message and service for the beginner_tutorials...
View Articlebeginner tutorial catkin_make error directory not found
I try to catkin_make packages but it fais: CMake Error at /opt/ros/groovy/share/genmsg/cmake/genmsg-extras.cmake:64 (message) : add_message_files() directory not found: /home/user/catkin_ws/src/msg I...
View ArticleROS Beginner Tutorials: Examining the Simple Service and Client (python) -...
Hey guys, I'm following the **ROS Tutorials** and, using the *Python* language, I'm currently having some issues trying to solve the item **Examining the Simple Service and Client** item ([link...
View ArticleROS Beginner Tutorials: Examining the Simple Service and Client (python) -...
Hey guys, I'm following the **ROS Tutorials** and, using the *Python* language, I'm currently having some issues trying to solve the item **Examining the Simple Service and Client** item ([link...
View ArticleROS beginner_tutorials (17th tutorial) Error
Hello, I am trying to learn ROS. So far I had many errors. Thanks to ROS Answers, I found solutions to them so far. I could not solve this one, so here is my question. I get this error when I am trying...
View ArticleROS Beginner Tutorials: Examining the Simple Service and Client (python) -...
Hey guys, I'm following the **ROS Tutorials** and, using the *Python* language, I'm currently having some issues trying to solve the item **Examining the Simple Service and Client** item (http...
View ArticleRos tutorial problem - roscd
I create a ros package, while I us roscd that cannot find it. sunli@sunli-ThinkPad-T410:~/catkin_ws/src$ roscd begin_tutorials roscd: No such package/stack 'begin_tutorials' Then, I use rosws set,...
View Articleroscd: No such package/stack 'beginner_tutorials'
Hi! I have found a bunch of questions about the same issue, but I don't think my problem is the same. So basically, I am super new to ROS and was going through tutorial page...
View Articleros beginner tutorials problem
While trying to execute the command roscd beginner_tutorials or rospack find beginner_tutorials i'm getting a message displaying No such package/stack. plz help
View ArticleUnable to find/use catkin package
Hi everyone. I'm new to ROS and are following the tutorial. I have just created a package as seen in section 4 at the "CreatingPackage" tutorial (did not have enough karma to post the link) I am now at...
View ArticleROS Beginner Tutorials: Writing a Simple Service and Client (python) - need...
Hi guys, I'm following the **ROS Tutorials** and currently doing the item **Examining the Simple Service and Client** using the **Python** language ((http://...
View ArticleUnable to run the tutorial server and client
Hi everyone. I have an issue running the server and client python scripts from the tutorials. Could you please help me resolve the issue? I am using the Hydro distribution and I have followed the steps...
View ArticleError while trying to follow tutorial.
Hello everyone, I'm currently learning how to use ROS, but while I was following the tutorials in part 3 of the tutorial, I encountered an error. I was at the part where I try to edit: The...
View ArticleTutorial: Parse a urdf file
**The question is:** *In which directory am I supposed to be during the various steps ?* This question has confused me again and probably made me do some mistakes along the way. I'm trying to follow...
View Articlesimple robot integration with Gazebo to test all my robot code
I have built a simple chassis with left and right wheels with two separate motor controllers. The motor controllers are on a simple CAN communications bus. I've written an ROS service that sends the...
View ArticleHow do I submit a ROS tutorial for beginners?
The tutorial is a general purpose tutorial on writing a node with parameters, multiple publishers and subscribes to more than one topic. It is a beginner or intermediate tutorial for sure. Only option...
View ArticleHow to Simultaneously Modify Parameters for Multiple Nodes?
Following this tutorial on "Understanding ROS Services and Parameters" (not allowed to add a link) (12.04, hydro) Question: how can one use `rosparam` to affect more than one turtlesim? The lines below...
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